From: Alexandre Belloni <alexandre.belloni@free-electrons.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Harald Geyer <harald@ccbib.org>,
Alessandro Zummo <a.zummo@towertech.it>,
Wim Van Sebroeck <wim@iguana.be>,
Guenter Roeck <linux@roeck-us.net>,
linux-watchdog@vger.kernel.org, rtc-linux@googlegroups.com,
Wolfram Sang <wsa@the-dreams.de>,
kernel@pengutronix.de, Fabio Estevam <festevam@gmail.com>
Subject: Re: [PATCH 2/2] watchdog: stmp3xxx: Implement GETBOOTSTATUS
Date: Fri, 27 Nov 2015 15:45:48 +0100 [thread overview]
Message-ID: <20151127144548.GA22136@piout.net> (raw)
In-Reply-To: <20151127100254.GR19888@pengutronix.de>
On 27/11/2015 at 11:02:54 +0100, Uwe Kleine-König wrote :
> OK, I found a i.MX28 machine in our repository:
>
> barebox# mw 0x80056080 0xbabecafe
> barebox# boot
> ...
> linux# reboot
> barebox# md 0x80056080+4
> 80056080: babecafe
>
> After a power cycle the value disappears (I didn't check the details, if
> there is a battery it might be empty).
>
Yeah, you'd have to ensure that the crystal power domain (VDDXTAL) stays powered.
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2015-11-27 14:45 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-07 12:19 [PATCHv3 1/2] watchdog: stmp3xxx: Stop the watchdog on system halt Harald Geyer
2015-10-07 12:19 ` [PATCH 2/2] watchdog: stmp3xxx: Implement GETBOOTSTATUS Harald Geyer
2015-11-26 9:25 ` Uwe Kleine-König
2015-11-26 13:39 ` Harald Geyer
2015-11-26 16:39 ` Uwe Kleine-König
2015-11-26 23:28 ` Harald Geyer
2015-11-27 10:02 ` Uwe Kleine-König
2015-11-27 10:44 ` Uwe Kleine-König
2015-11-29 10:41 ` Harald Geyer
2015-11-29 11:41 ` Uwe Kleine-König
2015-11-27 14:45 ` Alexandre Belloni [this message]
2015-11-25 22:12 ` [PATCHv3,1/2] watchdog: stmp3xxx: Stop the watchdog on system halt Guenter Roeck
2015-11-26 7:10 ` [PATCHv3 1/2] " Uwe Kleine-König
2015-11-26 9:38 ` Harald Geyer
-- strict thread matches above, loose matches on Subject: below --
2015-10-02 20:18 [PATCH 1/2] rtc: stmp3xxx: unify register access macros Harald Geyer
2015-10-02 20:18 ` [PATCH 2/2] watchdog: stmp3xxx: Implement GETBOOTSTATUS Harald Geyer
2015-10-03 16:47 ` Alexandre Belloni
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